SGP Papers

2020

Baver, K., & Gipson, J.
(2020). Balancing source strength and sky coverage in IVS-INT01 scheduling. J Geod, 94(18), https://doi.org/10.1007/s00190-020-01343-1.
Behrend, D., Thomas, C., Gipson, J., Himwich, E., & le Bail, K.
(2020). On the organization of CONT17. J. Geod., 94(100), https://doi.org/10.1007/s00190-020-01436-x.

2019

Baver, K., MacMillan, D., & Gipson, J.
(2019). Initial analysis of IVS-INT01 schedule degradation due to added source flux catalog latency. In R. Haas, S. Garcia-Espada, & J.A. Lopez Fernandez (Ed.), Proceedings of the 24th Meeting of the European VLBI Group for Geodesy and Astrometry (pp. 157–161).
Baver, K., & Gipson, J.
(2019). UT1 formal errors from the BA 50 balanced scheduling strategy INT01 R&Ds. In K.L. Armstrong, K.D. Baver, & D. Behrend (Ed.), IVS 2018 General Meeting Proceedings (pp. 209–213).

2017

Baver, K., & Gipson, J.
(2017). Reduction of the IVS-INT01 UT1 formal error through new sked algorithms. In R. Haas & G. Elgered (Ed.), Proceedings of the 23rd European VLBI Group of Geodesy and Astrometry Working Meeting (pp. 127–131).
Baver, K., & Gipson, J.
(2017). Simulation results for KOKEE12M-WETTZ13S intensives. In R. Haas & G. Elgered (Ed.), Proceedings of the 23rd European VLBI Group of Geodesy and Astrometry Working Meeting (pp. 108–112).
Behrend, D., Thomas, C., Gipson, J., & Himwich, E.
(2017). Planning of the continuous VLBI campaign 2017 (CONT17). In R. Haas & G. Elgered (Ed.), Proceedings of the 23rd European VLBI Group of Geodesy and Astrometry Working Meeting (pp. 132–135).
Bolotin, S., Baver, K., Gipson, J., Gordon, D., & MacMillan, D.
(2017). Implementation of the vgosDb format at the GSFC VLBI analysis center. In R. Haas & G. Elgered (Ed.), Proceedings of the 23rd European VLBI Group of Geodesy and Astrometry Working Meeting (pp. 235–237).
le Bail, K., Gordon, D., Gipson, J., & MacMillan, D.
(2017). Investigating the noise floor of VLBI source positions. In R. Haas & G. Elgered (Ed.), Proceedings of the 23rd Eurpean VLBI Group of Geodesy and Astrometry Working Meeting (pp. 186–189).

2016

Bolotin, S., Baver, K., Gipson, J., Gordon, D., & MacMillan, D.
(2016). Transition to the vgosDb format. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), IVS 2016 General Meeting Proceedings New Horizons with VGOS" (pp. 222–224).
Gipson, J.
(2016). El Niño and VLBI measured length of day. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), IVS 2016 General Meeting Proceedings. New Horizons with VGOS (pp. 336–340).
Gipson, J., & Baver, K.
(2016). Improvement of the IVS-INT01 sessions through Bayesian estimation. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), IVS 2016 General Meeting Proceedings New Horizons with VGOS" (pp. 229–233).
Nothnagel, A., Behrend, D., Charlot, P., Combrinck, L., Gipson, J., Himwich, E., Haas, R., Ipatov, A., Lovell, J., Ma, C., Niell, A., Petrachenko, B., & Schüler, T.
(2016). Strategic plan of the IVS for the period 2016-2025. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), IVS 2016 General Meeting Proceedings. 'New Horizons with VGOS' (pp. 3–11).
le Bail, K., Gipson, J., Gordon, D., MacMillan, D., Behrend, D., Thomas, C., Bolotin, S., Himwich, E., Baver, K., Corey, B., Titus, M., Bourda, G., Charlot, P., & Collioud, A.
(2016). IVS observation of ICRF2-Gaia transfer sources. The Astronomical Journal, 151(3), 79.

2015

Bolotin, S., Baver, K., Gipson, J., Gordon, D., & MacMillan, D.
(2015). Implementation of the vgosDb format. In R. Haas & F. Colomer (Ed.), Proceedings of the 22nd European VLBI Group for Geodesy and Astrometry Working Meeting (pp. 150–152).
Gipson, J.
(2015). Baseline dependent weights in VieVS. In R. Haas & F. Colomer (Ed.), Proceedings of the 22nd European VLBI Group for Geodesy and Astrometry Working Meeting (pp. 249–251).
Gipson, J., & Baver, K.
(2015). Minimization of the UT1 formal error through a minimization algorithm. In R. Haas & F. Colomer (Ed.), Proceedings of the 22nd European VLBI Group for Geodesy and Astrometry Working Meeting (pp. 230–234).
Gipson, J.
(2015). Practical uses of VGOSDB format. In R. Haas & F. Colomer (Ed.), Proceedings of the 22nd European VLBI Group for Geodesy and Astrometry Working Meeting (pp. 97–101).
le Bail, K., Gordon, D., Gipson, J., & MacMillan, D.
(2015). Observing Gaia transfer sources in R&D and RDV sessions. In R. Haas & F. Colomer (Ed.), Proceedings of the 22nd European VLBI Group for Geodesy and Astrometry Working Meeting (pp. 277–280).

2014

Baver, K., & Gipson, J.
(2014). Balancing sky coverage and source strength in the improvement of the IVS-INT01 sessions. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), International VLBI Service for Geodesy and Astrometry 2014 General Meeting Proceedings. VGOS: The New VLBI Network.
Bolotin, S., Baver, K., Gipson, J., Gordon, D., & MacMillan, D.
(2014). The VLBI data analysis software vSolve: Development progress and plans for the future. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), International VLBI Service for Geodesy and Astrometry 2014 General Meeting Proceedings. VGOS: The New VLBI Network
Eriksson, D., MacMillan, D., & Gipson, J.
(2014). Tropospheric delay raytracing applied in VLBI analysis. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), International VLBI Service for Geodesy and Astrometry 2014 General Meeting Proceedings. VGOS: The New VLBI Network.
Gipson, J.
(2014). IVS working group IV and the new open format database. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), International VLBI Service for Geodesy and Astrometry 2014 General Meeting Proceedings. VGOS: The New VLBI Network
Gipson, J., le Bail, K., & Ma, C.
(2014). The NASA Goddard Group's source monitoring database and program. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), International VLBI Service for Geodesy and Astrometry 2014 General Meeting Proceedings. VGOS: The New VLBI Network
le Bail, K., Gordon, D., & Gipson, J.
(2014). Evaluation of the stability of ICRF2 in the past five years using the Allan variance. In D. Behrend, K.D. Baver, & K.L. Armstrong (Ed.), International VLBI Service for Geodesy and Astrometry 2014 General Meeting Proceedings. VGOS: The New VLBI Network

Earth

Goddard Earth Sciences Division Projects

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